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United States Department of Agriculture

Agricultural Research Service

Image Number D2206-2

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Image Number D2206-2

Left to right, Pennsylvania State University agricultural engineer Michael Hile, ARS agricultural engineer Al Rotz, and ARS research associate Felipe Montes use a dynamic flux chamber to measure the emission rates of gaseous compounds from manure on a dairy barn floor.


Photo by Stephen Ausmus.

640 pixels wide: (d2206-2.jpg)

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Last Modified: 4/26/2011
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